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/*
* Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* This file is available under and governed by the GNU General Public
* License version 2 only, as published by the Free Software Foundation.
* However, the following notice accompanied the original version of this
* file:
*
* Copyright (c) 2012, Stephen Colebourne & Michael Nascimento Santos
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* * Neither the name of JSR-310 nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package tck.java.time;
import static java.time.temporal.ChronoUnit.DAYS;
import static java.time.temporal.ChronoUnit.FOREVER;
import static java.time.temporal.ChronoUnit.SECONDS;
import java.time.DateTimeException;
import java.time.temporal.Temporal;
import java.time.temporal.TemporalAmount;
import java.time.temporal.TemporalUnit;
import java.util.List;
import java.util.Objects;
/**
* Mock period of time measured using a single unit, such as {@code 3 Days}.
*/
public final class MockSimplePeriod
implements TemporalAmount, Comparable<MockSimplePeriod> {
/**
* A constant for a period of zero, measured in days.
*/
public static final MockSimplePeriod ZERO_DAYS = new MockSimplePeriod(0, DAYS);
/**
* A constant for a period of zero, measured in seconds.
*/
public static final MockSimplePeriod ZERO_SECONDS = new MockSimplePeriod(0, SECONDS);
/**
* The amount of the period.
*/
private final long amount;
/**
* The unit the period is measured in.
*/
private final TemporalUnit unit;
/**
* Obtains a {@code MockSimplePeriod} from an amount and unit.
* <p>
* The parameters represent the two parts of a phrase like '6 Days'.
*
* @param amount the amount of the period, measured in terms of the unit, positive or negative
* @param unit the unit that the period is measured in, must not be the 'Forever' unit, not null
* @return the {@code MockSimplePeriod} instance, not null
* @throws java.time.DateTimeException if the period unit is {@link java.time.temporal.ChronoUnit#FOREVER}.
*/
public static MockSimplePeriod of(long amount, TemporalUnit unit) {
return new MockSimplePeriod(amount, unit);
}
private MockSimplePeriod(long amount, TemporalUnit unit) {
Objects.requireNonNull(unit, "unit");
if (unit == FOREVER) {
throw new DateTimeException("Cannot create a period of the Forever unit");
}
this.amount = amount;
this.unit = unit;
}
@Override
public long get(TemporalUnit unit) {
throw new UnsupportedOperationException("Not supported yet.");
}
@Override
public List<TemporalUnit> getUnits() {
throw new UnsupportedOperationException("Not supported yet.");
}
//-----------------------------------------------------------------------
public long getAmount() {
return amount;
}
public TemporalUnit getUnit() {
return unit;
}
//-------------------------------------------------------------------------
@Override
public Temporal addTo(Temporal temporal) {
return temporal.plus(amount, unit);
}
@Override
public Temporal subtractFrom(Temporal temporal) {
return temporal.minus(amount, unit);
}
//-----------------------------------------------------------------------
@Override
public int compareTo(MockSimplePeriod otherPeriod) {
if (unit.equals(otherPeriod.getUnit()) == false) {
throw new IllegalArgumentException("Units cannot be compared: " + unit + " and " + otherPeriod.getUnit());
}
return Long.compare(amount, otherPeriod.amount);
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj instanceof MockSimplePeriod) {
MockSimplePeriod other = (MockSimplePeriod) obj;
return this.amount == other.amount &&
this.unit.equals(other.unit);
}
return false;
}
@Override
public int hashCode() {
return unit.hashCode() ^ (int) (amount ^ (amount >>> 32));
}
@Override
public String toString() {
return amount + " " + unit;
}
}
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